| ITF M15 Cancun | 2020/02/19 14:00 | Stefan Leustian v Matic Spec | 5-7,5-7 |
| ITF M25 Fort Worth | 2019/10/20 15:00 | Stefan Leustian v Ronald Hohmann | 4-6,6-7 |
| ITF USA F24 | 2018/09/10 17:00 | Stefan Leustian v Nicolas Moreno De Alboran | 3-6,2-6 |
| ITF USA F24 | 2018/09/09 18:00 | George Goldhoff v Stefan Leustian | 6-2,5-7,6-7 |
| ITF USA F24 | 2018/09/07 17:30 | Stefan Leustian v Kaptan Kaster | 6-2,6-2 |
| ITF USA F7 Qual | 2018/03/11 17:00 | Stefan Leustian v Tyler Lu | 6-7,6-7 |
| ITF USA F7 | 2017/02/10 20:00 | Drew Baird v Stefan Leustian | 6-3,6-1 |
| ITF M25 Las Vegas | 2020/03/03 21:05 | Rodrigo Banzer v Quinn Vandecasteele | 6-0,6-4 |
| ITF M25 Los Angeles | 2020/01/06 18:00 | Quinn Vandecasteele v Logan Smith | 4-6,2-6 |
| ITF M15 Austin | 2019/11/20 15:50 | Preston Brown v Quinn Vandecasteele | 6-1,6-4 |
| ITF M25 Waco | 2019/10/14 17:00 | Quinn Vandecasteele v Alexander Lebedev | 5-7,2-6 |
| ITF M25 Waco | 2019/10/13 15:00 | Nathan Chavez v Quinn Vandecasteele | 4-6,3-6 |
| ITF M15 Pittsburgh | 2019/07/04 16:35 | Maksim Tikhomirov v Quinn Vandecasteele | 6-2,6-2 |
| ITF M15 Pittsburgh | 2019/07/03 17:35 | Quinn Vandecasteele v Robert Cash | 6-7,7-5,6-1 |
| ITF M15 Pittsburgh | 2019/07/02 14:00 | Jordan Benjamin v Quinn Vandecasteele | 2-6,3-6 |